Home / 586,299,428.70-879,386,157.45-155,477,924.70

Finding the Fourth Proportional to 586,299,428.70, 879,386,157.45 and 155,477,924.70

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Solution

The fourth proportional to 586,299,428.70, 879,386,157.45 and 155,477,924.70 is: 233,200,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,299,428.70 : 879,386,157.45 = 155,477,924.70 : x
  2. Step 2: Convert to fraction form
    586,299,428.70/879,386,157.45 = 155,477,924.70/x
  3. Step 3: Cross multiply
    586,299,428.70x = 879,386,157.45 × 155,477,924.70
  4. Step 4: Simplify right side
    586,299,428.70x = 136,725,134,770,233,440
  5. Step 5: Solve for x
    x = 136,725,134,770,233,440/586,299,428.70
  6. Step 6: Final answer
    x = 233,200,184.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.